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Answers and rating deltas for
How do I join two tables and only take values from the second table if they exist?
| Author | Votes | Δ |
|---|---|---|
| Mureinik | 2 | -0.39 |
| Ajay2707 | 2 | +0.83 |
| Moinul Islam | 0 | -3.53 |
Last visited: Mar 4, 2019, 2:24:38 PM